/*
 *	Copyright (c) 2009, libBasement
 *	All rights reserved.
 *	
 *	Redistribution and use in source and binary forms, with or without modification,
 *	are permitted provided that the following conditions are met:
 *	
 *	Redistributions of source code must retain the above copyright notice,
 *	this list of conditions and the following disclaimer.
 *	Redistributions in binary form must reproduce the above copyright notice,
 *	this list of conditions and the following disclaimer in the documentation
 *	and/or other materials provided with the distribution.
 *	Neither the name of the <ORGANIZATION> nor the names of its contributors may
 *	be used to endorse or promote products derived from this software without
 *	specific prior written permission.
 *	THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *	AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 *	THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *	ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
 *	FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 *	(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *	LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 *	ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *	(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 *	SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <BObject.h>
#include <BString.h>
#include <cstdio>

namespace Basement
{
	extern String *InternalInconsistencyException;
	
	class Exception : public Object
	{
	protected:
		String *_name;
		String *_reason;
	public:
		__BObjectStandardFunctions(Exception)
		
		virtual Exception *init();
		virtual Exception *initWithNameAndReason(String *name, String *reason);
		
		static Exception *withNameAndReason(String *name, String *reason)
		{
			return Exception::alloc()->initWithNameAndReason(name, reason)->autorelease< Exception * >();
		}
		
		virtual String *name() const { return _name; }
		virtual String *reason() const { return _reason; }
		
		virtual void raise();
	};
	
	typedef void(*UncaughtExceptionHandler)(Exception *);
	void SetUncaughtExceptionHandler(UncaughtExceptionHandler handler);
	UncaughtExceptionHandler GetUncaughtExceptionHandler();
	
	/*! @ignore */
	inline void __HandleAssertionFailure(const char *function, const char *file, UInteger lineNumber, String *description)
	{
		fprintf(stderr, "*** Assertion failure in %s, %s:%d\n", function, file, lineNumber, description->getCString());
		Exception::withNameAndReason(InternalInconsistencyException, description)->raise();
	}
	
#define BAssert(condition, explanation) ({ \
	if (!(condition)) { \
		__HandleAssertionFailure(__PRETTY_FUNCTION__, __FILE__, __LINE__, explanation); \
	} \
})
	
#define BParamaterAssert(parameterName) BAssert(parameterName != NULL, $("Undefined variable " #parameterName))
}
